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Subjectyet another oops in 2.1.24

This happened while mounting an ncp filesystem. ncpfs is loaded by
kerneld. Modutils version 2.1.23.

Unable to handle kernel NULL pointer dereference at virtual address 00000090
current->tss.cr3 = 0063a000, %cr3 = 0063a000
*pde = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<c013a241>]
EFLAGS: 00010202
eax: 00000000 ebx: 00000007 ecx: c0635e78 edx: 00000088
esi: c013a230 edi: 0000003c ebp: 00000000 esp: c0635e24
ds: 0018 es: 0018 ss: 0018
Process ncpmount (pid: 285, process nr: 29, stackpage=c0635000)
Stack: c100cf0b c05e5ba0 c0635e78 c05ce018 c05ce018 c05ce018 c0322d80
c0635e80 c0635e90 00000000 c05ce03c 00000000 00000000 00000005
c013a230 c069e018 0000002b c05e5c28 c05e5ba0 00000000 c0635e90
Call Trace: [<c100cf0b>] [<c013a230>] [<c100d227>] [<c100d33b>] [<c100a5e4>]
[<c100dfbc>] [<c012b1c9>]
[<c012b603>] [<c100d9d9>] [<c012bb95>] [<c100d9d9>] [<c100d9d9>]
Code: 8b 80 90 00 00 00 8b 40 20 85 c0 74 12 51 52 ff d0 83 c4 08

rusalka:~% ksymoops /usr/src/linux/ <oops
Using /usr/src/linux/' to map addresses to symbols.

>>EIP: c013a241 <sock_poll+11/40>
Trace: c100cf0b
Trace: c013a241 <sock_poll+11/40>
Trace: c100d227
Trace: c100d33b
Trace: c100a5e4
Trace: c100dfbc
Trace: c012b1c9 <read_super+c9/100>
Trace: c012b603 <do_mount+e3/150>
Trace: c100d9d9
Trace: c012bb95 <sys_mount+2b5/310>
Trace: c100d9d9
Trace: c100d9d9
Trace: c010a608 <system_call+38/40>

Code: c013a241 <sock_poll+11/40> movl 0x90(%eax),%eax
Code: c013a247 <sock_poll+17/40> movl 0x20(%eax),%eax
Code: c013a24a <sock_poll+1a/40> testl %eax,%eax
Code: c013a24c <sock_poll+1c/40> je c013a260 <sock_poll+30/40>
Code: c013a24e <sock_poll+1e/40> pushl %ecx
Code: c013a24f <sock_poll+1f/40> pushl %edx
Code: c013a250 <sock_poll+20/40> call *%eax
Code: c013a252 <sock_poll+22/40> addl $0x8,%esp


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